Drain funnel



FIG. 1 is a perspective view of a drain funnel showing our new designthereof;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view; and,

FIG. 8 is another perspective view thereof.

The broken line environment is for illustrative purpose only and formsno part of the claimed design, and.

CLAIM The ornamental design for a “drain funnel,” as shown anddescribed.